19455050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20510

約数の個数: 24

約数和(自身を含む): 38092800

約数和(自身を除く): 18637750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 20479, 40958, 102395, 204790, 389101, 511975, 778202, 1023950, 1945505, 3891010, 9727525, 19455050]

約数ペア:

[(1, 19455050), (2, 9727525), (5, 3891010), (10, 1945505), (19, 1023950), (25, 778202), (38, 511975), (50, 389101), (95, 204790), (190, 102395), (475, 40958), (950, 20479)]